diff --git a/shell.nix b/shell.nix
index 279e3c1..802bbaa 100644
--- a/shell.nix
+++ b/shell.nix
@@ -22,7 +22,7 @@ let
         })
       ];
 
-      buildInputs = [ pkgs.bashInteractive ];
+      packages = [ pkgs.shellcheck ];
 
       env.RUST_BACKTRACE = 1;
     };